Marathon Petroleum (MPC)

Energy · Oil & Gas Refining & Marketing · S&P 500
$432.36 -0.26% on the day Market cap $133.3B 52-week range $161.93 to $437.67 Prices as of Oct 7, 2026

What the price implies

A reverse DCF: instead of guessing a fair value, it asks what growth today's price already assumes. How it works.

Free cash flow growth the price needs
9% a year for 10 years

At a market value of $133.3B, Marathon Petroleum's free cash flow of $4.8B (fiscal 2025) would need to grow about 9% a year for the stock to be worth today's price. That is slower than the company has grown its free cash flow over the last 9 years.

Assumes a 9% discount rate and 3% growth after year 10, on free cash flow (operating cash flow minus capital spending) from Marathon Petroleum's SEC filings. Change any assumption, or model revenue and margins instead, in the Modeling tab, or try your own numbers in the reverse DCF calculator.

Implied by the price9.4% a year
Free cash flow, last 9 years17.4% a year
Revenue, same period8.6% a year
Price to free cash flow28.0x

Fundamental grade

C

Five factors scored 1 to 9 from MPC's latest numbers, weighted into one grade. It describes the business, not whether the stock is a buy.

Valuation6
Profitability6
Growth9
Financial health2
Cash efficiency4

Key numbers

P/E (trailing)30.1x
P/E (forward)12.7x
Price / free cash flow28.0x
EV / EBITDA9.30x
Price / sales0.87x
Price / book7.71x
Revenue growth+53.8%
Operating margin9.2%
Net margin5.6%
Return on equity44.8%
Dividend yield0.87%
Debt / equity3.60x

Results from SEC filings

Fiscal years, from Marathon Petroleum's 10-K filings. The deep dive has 15+ years, quarters and every line.

Fiscal year20212022202320242025
Revenue$120.0B$177.5B$148.4B$138.9B$132.7B
Net income$9.7B$14.5B$9.7B$3.4B$4.0B
Free cash flow$2.9B$13.9B$12.2B$6.1B$4.8B
EPS (diluted)$15.24$28.12$23.63$10.08$13.22
Operating margin3.6%12.1%9.8%4.9%6.2%

Where the revenue comes from

Revenue by segments, fiscal 2025.

Refining & Marketing$124.3B94%
Midstream$5.6B4%
Renewable Diesel$2.8B2%

Superinvestors who own MPC

From each investor's latest 13F filing (what a 13F shows). 5 of the investors we track hold it.

InvestorLast quarterValue% of portfolioQuarter
Cliff Asness
AQR Capital Management
Added $212M0.07%Q2 2026
Bill Nygren
Harris Associates LP
Trimmed $59M0.08%Q2 2026
Joel Greenblatt
Gotham Asset Management
Added $25M0.06%Q2 2026
Mario Gabelli
GAMCO Investors
Trimmed $2M0.02%Q2 2026
Murray Stahl
Horizon Kinetics LLC
Held $1M0.02%Q2 2026

Insider buying

Open-market purchases by Marathon Petroleum's executives and directors in the last 12 months, from SEC Form 4 filings. What insider buying tells you.

No open-market insider purchases of MPC in the last 12 months. Most insider activity is selling and option exercises, which aren't shown here.

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In the full deep dive

DCF fair value per share
Yearly return (IRR) at today's price
Growth implied by revenue and margins
15+ years of statements and quarters

Questions

What growth does Marathon Petroleum's stock price imply?

At a market value of $133.3B, Marathon Petroleum would need its free cash flow to grow about 9% a year for 10 years (discounted at 9%, 3% growth after that) to be worth today's price. Over the last 9 years its free cash flow grew 17% a year.

Are Marathon Petroleum insiders buying the stock?

No open-market insider purchases of MPC in the last 12 months, according to SEC Form 4 filings.

Which superinvestors own Marathon Petroleum?

5 of the superinvestors Investingly tracks hold MPC in their latest 13F, including Cliff Asness, Bill Nygren, Joel Greenblatt.

Prices and ratios as of Oct 7, 2026; statements from SEC filings. Information only, not investment advice. Superinvestor holdings come from 13F filings, which are filed up to 45 days after each quarter ends.